21298432

素因数分解:

$2^8\times {\mathrm{271}}^1\times {\mathrm{307}}^1$

素因数の和:594

約数の個数: 36

約数和(自身を含む): 42809536

約数和(自身を除く): 21511104

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 271, 307, 542, 614, 1084, 1228, 2168, 2456, 4336, 4912, 8672, 9824, 17344, 19648, 34688, 39296, 69376, 78592, 83197, 166394, 332788, 665576, 1331152, 2662304, 5324608, 10649216, 21298432]

約数ペア:

[(1, 21298432), (2, 10649216), (4, 5324608), (8, 2662304), (16, 1331152), (32, 665576), (64, 332788), (128, 166394), (256, 83197), (271, 78592), (307, 69376), (542, 39296), (614, 34688), (1084, 19648), (1228, 17344), (2168, 9824), (2456, 8672), (4336, 4912)]